What does the continued presence of vestigial structures like the whale pelvis and femur shown in figure 16–1 suggest about the impact vestigial structures have on fitness?

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.